Also called psychoneurosis. a functional disorder in which feelings of anxiety, obsessional thoughts, compulsive acts, and physical complaints without objective evidence of disease, in various degrees and patterns, dominate the personality.
a relatively mild personality disorder typified by excessive anxiety or indecision and a degree of social or interpersonal maladjustment.
1776, "functional derangement arising from disorders of the nervous system," coined by Scottish physician William Cullen (1710-1790) from Greek neuron "nerve" (see neuro-) + Modern Latin -osis "abnormal condition." Used in a general psychological sense since 1871; clinical use in psychiatry dates from 1923.
A psychological state characterized by excessive anxiety or insecurity, compensated for by various defense mechanisms and lacking evidence of neurologic or other organic disease. No longer used in psychiatric diagnosis.
A psychological state characterized by excessive anxiety or insecurity without evidence of neurologic or other organic disease, sometimes accompanied by defensive or immature behaviors. This term is no longer used in psychiatric diagnosis.